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IA Iron River Armory

Mossberg 590S Optic-Ready 12 Gauge 18.5-inch

SKUTSW|150460 Conditionnew CategoryPump Action Shotguns
$601.17
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About this product

The Mossberg 590S is a purpose-built pump-action 12 gauge shotgun designed for reliable service use. It ships with an 18.5-inch matte blued steel barrel and a fixed black synthetic field-style stock. The receiver is optic-ready with a cover plate for low-profile micro-dot mounting and the design supports interchangeably cycling 1.75″, 2.75″ or 3″ shotshells.

Key Specifications

  • The action type is Pump Action.
  • The gauge is 12 Gauge.
  • The barrel length is 18.5 inches.
  • The chamber size is 3 inches.
  • The barrel finish is Matte Blued.
  • The stock material and color are Black synthetic.
  • The shotgun is described as Optic-Ready with a cover plate installed.
  • This model is noted as Short-shell compatible for 1.75″, 2.75″ or 3″ shells.
  • The overall length is listed as 39.5 inches.
  • The listed weight is 6.75 lbs.

Robust and straightforward, the 590S is suited to users who value durable construction, straightforward controls, and the flexibility of short-shell cycling with modern optic convenience. Its synthetic stock and matte finish make it a low-maintenance choice for regular use in security, duty, or personal preparedness contexts.

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Specs at a glance

Mossberg 590S Optic-Ready 1… SPECS AT A GLANCE 6.75 lbs WEIGHT 18.5 inches SIZE
Editorial diagram — measurements verified during testing.
Sources & methodology. Editorial review and rating by Travis Caldwell based on hands-on testing notes and published vendor specifications. Pricing verified at time of publication.
$601.17